feat: ios16 min deployment for nitro modules example app

Author: Juozas-Petkelis

packages/create-react-native-library/src/exampleApp/generateExampleApp.ts

@@ -300,6 +300,76 @@ export default async function generateExampleApp({
       }
     }
 
+    // nitro modules on xcode 16.2 requires ios 16 version because of the bug https://github.com/swiftlang/swift/issues/77909
+    // full thread in https://github.com/mrousavy/nitro/issues/422
+    if (
+      config.project.viewConfig === 'nitro-view' ||
+      config.project.moduleConfig === 'nitro-modules'
+    ) {
+      const newTargetVersion = 16.0;
+
+      const podfile = await fs.readFile(
+        path.join(directory, 'ios', 'Podfile'),
+        'utf8'
+      );
+
+      const postInstallLine = 'post_install do |installer|';
+      // set pods deployement min version
+      const podVersionOverride = `
+    installer.pods_project.targets.each do |target|
+      target.build_configurations.each do |config|
+        config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '${newTargetVersion}'
+      end
+    end
+    `;
+
+      const insertionIndex = podfile.indexOf(postInstallLine);
+
+      if (insertionIndex !== -1) {
+        const endOfMarkerLineIndex = podfile.indexOf('\n', insertionIndex);
+
+        if (endOfMarkerLineIndex !== -1) {
+          const updatedPodfileContent =
+            podfile.slice(0, endOfMarkerLineIndex) +
+            podVersionOverride +
+            podfile.slice(endOfMarkerLineIndex);
+
+          await fs.writeFile(
+            path.join(directory, 'ios', 'Podfile'),
+            updatedPodfileContent
+          );
+        }
+      }
+
+      // set project deployement min version
+      const project = await fs.readFile(
+        path.join(
+          directory,
+          `ios/${config.project.name}Example.xcodeproj`,
+          'project.pbxproj'
+        ),
+        'utf8'
+      );
+
+      // match whole IPHONEOS_DEPLOYMENT_TARGET line
+      const deployementLineRegex =
+        /^(\s*)IPHONEOS_DEPLOYMENT_TARGET\s*=\s*[^;]+;$/gm;
+      const replacementPattern = `$1IPHONEOS_DEPLOYMENT_TARGET = ${newTargetVersion};`;
+      const updatedContent = project.replace(
+        deployementLineRegex,
+        replacementPattern
+      );
+
+      await fs.writeFile(
+        path.join(
+          directory,
+          `ios/${config.project.name}Example.xcodeproj`,
+          'project.pbxproj'
+        ),
+        updatedContent
+      );
+    }
+
     await fs.writeFile(
       path.join(directory, 'android', 'gradle.properties'),
       gradleProperties